Question: "Which is {marry} of {Cassiopeia}, who {has son} is {Andromeda} ?"
Paraphrase: "Which is {marry} of {Cassiopeia}, who {has son} is {Andromeda} ?"
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q207681 wdt:P26 ?answer . ?answer wdt:P40 wd:Q161582}
Answer: Cepheus, King of Aethiopia